package com.atguigu.gulimall.product.app;

import java.util.Arrays;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import com.atguigu.gulimall.product.entity.CategoryEntity;
import com.atguigu.gulimall.product.service.CategoryService;
import com.atguigu.common.utils.R;

@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 查出所有分类以及子分类,以属性结构展示出来列表
     */
    @RequestMapping("/list/tree")
//    @RequiresPermissions("product:category:list")
    public R list() {
        List<CategoryEntity> entities = categoryService.listWithTree();
        return R.ok().put("data", entities);
    }


    /**
     * 信息
     */
    @RequestMapping("/info/{catId}")
//    @RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId) {
        CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("data", category);
    }

    /**
     * 保存
     */
    @RequestMapping("/save")
//    @RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category) {
        categoryService.save(category);

        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
//    @RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category) {
        // 级联更新分类
        categoryService.updateCascade(category);

        return R.ok();
    }

    /**
     * 删除
     * 看到@RequestBody表示想要获取请求体，get没有请求体,只有post请求才有请求体,必须发送post请求
     * SpringMVC将请求体的json数据转为java对象
     */
    @RequestMapping("/delete")
//    @RequiresPermissions("product:category:delete")
    public R delete(@RequestBody Long[] catIds) {
        categoryService.removeMenusByIds(Arrays.asList(catIds));

        return R.ok();
    }

}
